When an iron nail is laid into a little amount Caluanie Muelear Oxidize for 2-three. Soon after this nail is removed from the liquid, it becomes pretty brittle (it in fact breaks like a match stick).Kaluani oksidi mahsulot sifati ajoyibdir. U haqiqatan ham metallarni samarali ravishda buzadi. Samarqandga tez yetkazib berish va mijozlarga ishonchl